Borobor, Municipality of Santo Domingo, Province of Ilocos Sur

Summary data
Typebarangay
Island groupLuzon
RegionIlocos Region (Region I)
ProvinceIlocos Sur
MunicipalitySanto Domingo
Postal code2729
Population (2020)539
Philippine major island(s)Luzon
Coordinates17.6490, 120.4401 (17° 39' North, 120° 26' East)
Estimated elevation above sea level27.2 meters (89.2 feet)

Borobor is a barangay in the municipality of Santo Domingo, in the province of Ilocos Sur. Its population as determined by the 2020 Census was 539. This represented 1.86% of the total population of Santo Domingo.

Demographics

Households

The household population of Borobor in the 2015 Census was 485 broken down into 125 households or an average of 3.88 members per household.

details
Number of households in Borobor (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
424706.06
516856.07
508985.18
4891044.70
4841074.52
4851253.88

Population by age group

According to the 2015 Census, the age group with the highest population in Borobor is 15 to 19, with 59 individuals. Conversely, the age group with the lowest population is 70 to 74, with 5 individuals.

details
Population of Borobor by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 171.44%
1 to 4326.60%
5 to 95110.52%
10 to 14398.04%
15 to 195912.16%
20 to 24398.04%
25 to 29295.98%
30 to 34398.04%
35 to 39418.45%
40 to 44255.15%
45 to 49234.74%
50 to 54234.74%
55 to 59183.71%
60 to 64204.12%
65 to 69122.47%
70 to 7451.03%
75 to 7991.86%
80 and over142.89%
Total485100.00%
  • Youth Dependency Ratio: 40.82
  • Old Age Dependency Ratio: 12.66
  • Total Dependency Ratio: 53.48
  • Median Age: 27.67

Historical population

The population of Borobor grew from 424 in 1990 to 539 in 2020, an increase of 115 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 2.25%, or an increase of 54 people, from the previous population of 485 in 2015.

Population of Borobor (1990‑2020)
Census datePopulationGrowth rate
424
5163.75%
508-0.33%
489-0.52%
484-0.37%
4850.04%
5392.25%

Location

Borobor is situated at approximately 17.6490, 120.4401, in the island of Luzon. Elevation at these coordinates is estimated at 27.2 meters or 89.2 feet above mean sea level.


Adjacent barangays

Borobor shares a common border with the following barangay(s):

Notes

  1. Data on population, and households, are from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.
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